Weather on May 3
Boulder, CO
55 Years of Data
Avg High
67°F
Avg Low
39°F
Warmest
1986
67°F avg
Coldest
2001
35°F avg
About This Date
May 3rd in Boulder, CO typically brings mild spring weather, with average highs around 67°F and lows near 39°F — a 28°F daily swing. Over 55 years of records, the warmest May 3rd was in 1986 (67°F average), while the coldest was 2001 (35°F) — a 32°F range across recorded history. Precipitation has occurred on 22% of recorded May 3rd dates, with snow falling 4% of the time (heaviest snowfall: 3"). The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.
Planning for May 3rd in Boulder, CO? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 39° | 58° | — | — |
| 2024 | 72° | 37° | 54° | — | — |
| 2023 | 79° | 46° | 62° | — | — |
| 2022 | 52° | 36° | 44° | — | — |
| 2021 | 45° | 37° | 41° | 1.6" | — |
| 2020 | 70° | 43° | 56° | — | — |
| 2019 | 66° | 37° | 52° | — | — |
| 2018 | 54° | 41° | 47° | — | — |
| 2017 | 57° | 35° | 46° | 0.41" | — |
| 2016 | 67° | 35° | 51° | — | — |
| 2015 | 76° | 54° | 65° | 0.05" | — |
| 2014 | 81° | 46° | 63° | — | — |
| 2013 | 59° | 27° | 43° | — | — |
| 2012 | 82° | 45° | 63° | — | — |
| 2011 | 67° | 32° | 49° | — | — |
| 2010 | 65° | 34° | 49° | — | — |
| 2009 | 54° | 36° | 45° | — | — |
| 2008 | 59° | 25° | 42° | — | — |
| 2007 | 71° | 43° | 57° | — | — |
| 2006 | 74° | 42° | 58° | 0.15" | — |
| 2005 | 60° | 30° | 45° | — | — |
| 2004 | 81° | 47° | 64° | — | — |
| 2003 | 75° | 38° | 56° | — | — |
| 2002 | 72° | 37° | 54° | — | — |
| 2001coldest | 37° | 32° | 35° | 1.6" | 1.8" |
| 2000 | 78° | 47° | 62° | — | — |
| 1999 | 66° | 38° | 52° | 0.03" | — |
| 1998 | 76° | 41° | 58° | — | — |
| 1997 | 68° | 29° | 48° | — | — |
| 1996 | 71° | 37° | 54° | — | — |
| 1995 | 50° | 38° | 44° | 1.17" | — |
| 1994 | 66° | 35° | 51° | — | — |
| 1993 | 72° | 42° | 57° | 0.03" | — |
| 1992 | 72° | 43° | 57° | — | — |
| 1991 | 58° | 29° | 43° | — | — |
| 1990 | 56° | 38° | 47° | — | — |
| 1989 | 67° | 41° | 54° | — | — |
| 1988 | 60° | 28° | 44° | — | — |
| 1987 | 50° | 42° | 46° | 1.12" | — |
| 1986warmest | 82° | 51° | 67° | — | — |
| 1985 | 82° | 47° | 64° | — | — |
| 1984 | 68° | 33° | 51° | — | — |
| 1983 | 65° | 39° | 52° | — | — |
| 1982 | 78° | 47° | 62° | — | — |
| 1981 | 75° | 52° | 63° | 0.91" | — |
| 1980 | 67° | 41° | 54° | — | — |
| 1979 | 45° | 32° | 38° | 3.56" | 3" |
| 1978 | 59° | 39° | 49° | 0.18" | — |
| 1977 | 74° | 43° | 58° | — | — |
| 1976 | 71° | 36° | 53° | — | — |
| 1975 | 71° | 36° | 53° | — | — |
| 1974 | 66° | 39° | 53° | — | — |
| 1973 | 65° | 31° | 48° | — | — |
| 1972 | 69° | 34° | 51° | — | — |
| 1971 | 78° | 44° | 61° | — | — |
55 years of data from BOULDER MUNI AP